In this handout video grab released by the Russian Defence Ministry, Ukrainian soldiers of the Azov battalion who have surrendered at the Azovstal steel plant walk on a road in the Russia-controlled port city of Mariupol, Donetsk People's Republic. The Russian army on Friday said it had "totally liberated" the Azovstal steelworks in the strategic port city of Mariupol in southeast Ukraine after the last 531 Ukrainian soldiers inside surrendered on May 20. Editorial use only, no archive, no commercial use.